﻿using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using System.Threading.Tasks;
using System.Web;
using Senparc.Weixin.HttpUtility;
using Senparc.Weixin.MP;
using Senparc.Weixin.MP.Agent;
using Senparc.Weixin.MP.Entities;

namespace kangsuce.Admin.MessageHandler
{
    public partial class CustomMessageHandler
    {
        private string GetWelcomeInfo()
        {
            //获取Senparc.Weixin.MP.dll版本信息
            var fileVersionInfo =
                FileVersionInfo.GetVersionInfo(HttpContext.Current.Server.MapPath("~/bin/Senparc.Weixin.MP.dll"));
            var version = string.Format("{0}.{1}.{2}", fileVersionInfo.FileMajorPart, fileVersionInfo.FileMinorPart,
                fileVersionInfo.FileBuildPart);
            return string.Format(
                @"欢迎关注【Senparc.Weixin.MP 微信公众平台SDK】，当前运行版本：v{0}。
您可以发送【文字】【位置】【图片】【语音】等不同类型的信息，查看不同格式的回复。
您也可以直接点击菜单查看各种类型的回复。
还可以点击菜单体验微信支付。
SDK官方地址：http://weixin.senparc.com
SDK Demo：http://sdk.weixin.senparc.com
源代码及Demo下载地址：https://github.com/JeffreySu/WeiXinMPSDK
Nuget地址：https://www.nuget.org/packages/Senparc.Weixin.MP
QQ群：342319110
===============
更多：
1、JSSDK测试：http://sdk.weixin.senparc.com/WeixinJSSDK
2、开放平台测试（建议PC上打开）：http://sdk.weixin.senparc.com/OpenOAuth/JumpToMpOAuth
3、回复关键字：
【open】   进入第三方开放平台（Senparc.Weixin.Open）测试
【tm】     测试异步模板消息
【openid】 获取OpenId等用户信息
【约束】   测试微信浏览器约束
【AsyncTest】 异步并发测试
【错误】    体验发生错误无法返回正确信息
【容错】    体验去重容错
【ex】      体验错误日志推送提醒
",
                version);
        }


        public override IResponseMessageBase OnTextOrEventRequest(RequestMessageText requestMessage)
        {
            // 预处理文字或事件类型请求。
            // 这个请求是一个比较特殊的请求，通常用于统一处理来自文字或菜单按钮的同一个执行逻辑，
            // 会在执行OnTextRequest或OnEventRequest之前触发，具有以下一些特征：
            // 1、如果返回null，则继续执行OnTextRequest或OnEventRequest
            // 2、如果返回不为null，则终止执行OnTextRequest或OnEventRequest，返回最终ResponseMessage
            // 3、如果是事件，则会将RequestMessageEvent自动转为RequestMessageText类型，其中RequestMessageText.Content就是RequestMessageEvent.EventKey

            if (requestMessage.Content == "OneClick")
            {
                var strongResponseMessage = CreateResponseMessage<ResponseMessageText>();
                strongResponseMessage.Content = "您点击了底部按钮。\r\n为了测试微信软件换行bug的应对措施，这里做了一个——\r\n换行";
                return strongResponseMessage;
            }
            return null; //返回null，则继续执行OnTextRequest或OnEventRequest
        }

        public override IResponseMessageBase OnEvent_ClickRequest(RequestMessageEvent_Click requestMessage)
        {
            IResponseMessageBase reponseMessage = null;
            //菜单点击，需要跟创建菜单时的Key匹配
            switch (requestMessage.EventKey)
            {
                case "OneClick":
                {
                    //这个过程实际已经在OnTextOrEventRequest中完成，这里不会执行到。
                    var strongResponseMessage = CreateResponseMessage<ResponseMessageText>();
                    reponseMessage = strongResponseMessage;
                    strongResponseMessage.Content = "您点击了底部按钮。\r\n为了测试微信软件换行bug的应对措施，这里做了一个——\r\n换行";
                }
                    break;
                case "SubClickRoot_Text":
                {
                    var strongResponseMessage = CreateResponseMessage<ResponseMessageText>();
                    reponseMessage = strongResponseMessage;
                    strongResponseMessage.Content = "您点击了子菜单按钮。";
                }
                    break;
                case "SubClickRoot_News":
                {
                    var strongResponseMessage = CreateResponseMessage<ResponseMessageNews>();
                    reponseMessage = strongResponseMessage;
                    strongResponseMessage.Articles.Add(new Article()
                    {
                        Title = "您点击了子菜单图文按钮",
                        Description = "您点击了子菜单图文按钮，这是一条图文信息。",
                        PicUrl = "http://sdk.weixin.senparc.com/Images/qrcode.jpg",
                        Url = "http://sdk.weixin.senparc.com"
                    });
                }
                    break;
                case "OAuth": //OAuth授权测试
                {
                    var strongResponseMessage = CreateResponseMessage<ResponseMessageNews>();

                    strongResponseMessage.Articles.Add(new Article()
                    {
                        Title = "OAuth2.0测试",
                        Description = "选择下面两种不同的方式进行测试，区别在于授权成功后，最后停留的页面。",
                        //Url = "http://sdk.weixin.senparc.com/oauth2",
                        //PicUrl = "http://sdk.weixin.senparc.com/Images/qrcode.jpg"
                    });

                    strongResponseMessage.Articles.Add(new Article()
                    {
                        Title = "OAuth2.0测试（不带returnUrl），测试环境可使用",
                        Description = "OAuth2.0测试（不带returnUrl）",
                        Url = "http://sdk.weixin.senparc.com/oauth2",
                        PicUrl = "http://sdk.weixin.senparc.com/Images/qrcode.jpg"
                    });

                    var returnUrl = "/OAuth2/TestReturnUrl";
                    strongResponseMessage.Articles.Add(new Article()
                    {
                        Title = "OAuth2.0测试（带returnUrl），生产环境强烈推荐使用",
                        Description = "OAuth2.0测试（带returnUrl）",
                        Url = "http://sdk.weixin.senparc.com/oauth2?returnUrl=" + returnUrl.UrlEncode(),
                        PicUrl = "http://sdk.weixin.senparc.com/Images/qrcode.jpg"
                    });

                    reponseMessage = strongResponseMessage;
                }
                    break;
                case "Description":
                {
                    var strongResponseMessage = CreateResponseMessage<ResponseMessageText>();
                    strongResponseMessage.Content = GetWelcomeInfo();
                    reponseMessage = strongResponseMessage;
                }
                    break;
                case "SubClickRoot_PicPhotoOrAlbum":
                {
                    var strongResponseMessage = CreateResponseMessage<ResponseMessageText>();
                    reponseMessage = strongResponseMessage;
                    strongResponseMessage.Content = "您点击了【微信拍照】按钮。系统将会弹出拍照或者相册发图。";
                }
                    break;
                case "SubClickRoot_ScancodePush":
                {
                    var strongResponseMessage = CreateResponseMessage<ResponseMessageText>();
                    reponseMessage = strongResponseMessage;
                    strongResponseMessage.Content = "您点击了【微信扫码】按钮。";
                }
                    break;
                case "ConditionalMenu_Male":
                {
                    var strongResponseMessage = CreateResponseMessage<ResponseMessageText>();
                    reponseMessage = strongResponseMessage;
                    strongResponseMessage.Content = "您点击了个性化菜单按钮，您的微信性别设置为：男。";
                }
                    break;
                case "ConditionalMenu_Femle":
                {
                    var strongResponseMessage = CreateResponseMessage<ResponseMessageText>();
                    reponseMessage = strongResponseMessage;
                    strongResponseMessage.Content = "您点击了个性化菜单按钮，您的微信性别设置为：女。";
                }
                    break;
                default:
                {
                    var strongResponseMessage = CreateResponseMessage<ResponseMessageText>();
                    strongResponseMessage.Content = "您点击了按钮，EventKey：" + requestMessage.EventKey;
                    reponseMessage = strongResponseMessage;
                }
                    break;
            }

            return reponseMessage;
        }

        public override IResponseMessageBase OnEvent_EnterRequest(RequestMessageEvent_Enter requestMessage)
        {
            var responseMessage = ResponseMessageBase.CreateFromRequestMessage<ResponseMessageText>(requestMessage);
            responseMessage.Content = "您刚才发送了ENTER事件请求。";
            return responseMessage;
        }

        public override IResponseMessageBase OnEvent_LocationRequest(RequestMessageEvent_Location requestMessage)
        {
            //这里是微信客户端（通过微信服务器）自动发送过来的位置信息
            var responseMessage = CreateResponseMessage<ResponseMessageText>();
            responseMessage.Content = "这里写什么都无所谓，比如：上帝爱你！";
            return responseMessage; //这里也可以返回null（需要注意写日志时候null的问题）
        }

        public override IResponseMessageBase OnEvent_ScanRequest(RequestMessageEvent_Scan requestMessage)
        {
            //通过扫描关注
            var responseMessage = CreateResponseMessage<ResponseMessageText>();

            //下载文档
            if (!string.IsNullOrEmpty(requestMessage.EventKey))
            {
                var sceneId = long.Parse(requestMessage.EventKey.Replace("qrscene_", ""));
                //var configHelper = new ConfigHelper(new HttpContextWrapper(HttpContext.Current));
            }

            responseMessage.Content = responseMessage.Content ??
                                      string.Format("通过扫描二维码进入，场景值：{0}", requestMessage.EventKey);


            return responseMessage;
        }

        public override IResponseMessageBase OnEvent_ViewRequest(RequestMessageEvent_View requestMessage)
        {
            //说明：这条消息只作为接收，下面的responseMessage到达不了客户端，类似OnEvent_UnsubscribeRequest
            var responseMessage = CreateResponseMessage<ResponseMessageText>();
            responseMessage.Content = "您点击了view按钮，将打开网页：" + requestMessage.EventKey;
            return responseMessage;
        }

        public override IResponseMessageBase OnEvent_MassSendJobFinishRequest(
            RequestMessageEvent_MassSendJobFinish requestMessage)
        {
            var responseMessage = CreateResponseMessage<ResponseMessageText>();
            responseMessage.Content = "接收到了群发完成的信息。";
            return responseMessage;
        }

        /// <summary>
        /// 订阅（关注）事件
        /// </summary>
        /// <returns></returns>
        public override IResponseMessageBase OnEvent_SubscribeRequest(RequestMessageEvent_Subscribe requestMessage)
        {
            var responseMessage = ResponseMessageBase.CreateFromRequestMessage<ResponseMessageText>(requestMessage);
            responseMessage.Content = GetWelcomeInfo();
            if (!string.IsNullOrEmpty(requestMessage.EventKey))
            {
                responseMessage.Content += "\r\n============\r\n场景值：" + requestMessage.EventKey;
            }

            //推送消息
            //下载文档
            if (requestMessage.EventKey.StartsWith("qrscene_"))
            {
                var sceneId = long.Parse(requestMessage.EventKey.Replace("qrscene_", ""));
                //var configHelper = new ConfigHelper(new HttpContextWrapper(HttpContext.Current));
            }


            return responseMessage;
        }

        /// <summary>
        /// 退订
        /// 实际上用户无法收到非订阅账号的消息，所以这里可以随便写。
        /// unsubscribe事件的意义在于及时删除网站应用中已经记录的OpenID绑定，消除冗余数据。并且关注用户流失的情况。
        /// </summary>
        /// <returns></returns>
        public override IResponseMessageBase OnEvent_UnsubscribeRequest(RequestMessageEvent_Unsubscribe requestMessage)
        {
            var responseMessage = base.CreateResponseMessage<ResponseMessageText>();
            responseMessage.Content = "有空再来";
            return responseMessage;
        }

        /// <summary>
        /// 事件之扫码推事件(scancode_push)
        /// </summary>
        /// <param name="requestMessage"></param>
        /// <returns></returns>
        public override IResponseMessageBase OnEvent_ScancodePushRequest(
            RequestMessageEvent_Scancode_Push requestMessage)
        {
            var responseMessage = base.CreateResponseMessage<ResponseMessageText>();
            responseMessage.Content = "事件之扫码推事件";
            return responseMessage;
        }

        /// <summary>
        /// 事件之扫码推事件且弹出“消息接收中”提示框(scancode_waitmsg)
        /// </summary>
        /// <param name="requestMessage"></param>
        /// <returns></returns>
        public override IResponseMessageBase OnEvent_ScancodeWaitmsgRequest(
            RequestMessageEvent_Scancode_Waitmsg requestMessage)
        {
            var responseMessage = base.CreateResponseMessage<ResponseMessageText>();
            responseMessage.Content = "事件之扫码推事件且弹出“消息接收中”提示框";
            return responseMessage;
        }

        /// <summary>
        /// 事件之弹出拍照或者相册发图（pic_photo_or_album）
        /// </summary>
        /// <param name="requestMessage"></param>
        /// <returns></returns>
        public override IResponseMessageBase OnEvent_PicPhotoOrAlbumRequest(
            RequestMessageEvent_Pic_Photo_Or_Album requestMessage)
        {
            var responseMessage = base.CreateResponseMessage<ResponseMessageText>();
            responseMessage.Content = "事件之弹出拍照或者相册发图";
            return responseMessage;
        }

        /// <summary>
        /// 事件之弹出系统拍照发图(pic_sysphoto)
        /// 实际测试时发现微信并没有推送RequestMessageEvent_Pic_Sysphoto消息，只能接收到用户在微信中发送的图片消息。
        /// </summary>
        /// <param name="requestMessage"></param>
        /// <returns></returns>
        public override IResponseMessageBase OnEvent_PicSysphotoRequest(RequestMessageEvent_Pic_Sysphoto requestMessage)
        {
            var responseMessage = base.CreateResponseMessage<ResponseMessageText>();
            responseMessage.Content = "事件之弹出系统拍照发图";
            return responseMessage;
        }

        /// <summary>
        /// 事件之弹出微信相册发图器(pic_weixin)
        /// </summary>
        /// <param name="requestMessage"></param>
        /// <returns></returns>
        public override IResponseMessageBase OnEvent_PicWeixinRequest(RequestMessageEvent_Pic_Weixin requestMessage)
        {
            var responseMessage = base.CreateResponseMessage<ResponseMessageText>();
            responseMessage.Content = "事件之弹出微信相册发图器";
            return responseMessage;
        }

        /// <summary>
        /// 事件之弹出地理位置选择器（location_select）
        /// </summary>
        /// <param name="requestMessage"></param>
        /// <returns></returns>
        public override IResponseMessageBase OnEvent_LocationSelectRequest(
            RequestMessageEvent_Location_Select requestMessage)
        {
            var responseMessage = base.CreateResponseMessage<ResponseMessageText>();
            responseMessage.Content = "事件之弹出地理位置选择器";
            return responseMessage;
        }
    }
}